// Copyright 2022 The CubeFS Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License.

package null

import (
	"math/rand"
	"testing"

	"github.com/stretchr/testify/require"
)

func TestNullLimit(t *testing.T) {
	l := New()
	require.Equal(t, -1, l.Running())

	for i := 0; i < 1000; i++ {
		keys := make([]interface{}, rand.Intn(10))
		err := l.Acquire(keys...)
		require.NoError(t, err)
	}

	for i := 0; i < 100; i++ {
		keys := make([]interface{}, rand.Intn(10))
		l.Release(keys...)
	}
}
